I just replaced all 3 air cleaner shock mounts and to my dismay it still buzzes and vibrates violantly at cold start as I rev the engine before it warms up and the idle smooths out. Anyone else experience this and do I need to adjust valves?

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85 300D turbo pristine w 157k when purchased 161K now
83 300 D turbo 297K runs great. SOLD!
83 240D 4 spd manual- parted out then junked